Women's 400 metre freestyle at the 2014 FINA World Swimming Championships (25 m)
Dates	5 December
Competitors	53 from 40 nations
Winning time	3:55.76
Medalists
Mireia Belmonte    Spain   Sharon van Rouwendaal    Netherlands   Zhang Yufei    China
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2014 FINA World Swimming Championships
Freestyle
50 m	men	women
100 m	men	women
200 m	men	women
400 m	men	women
800 m		women
1500 m	men
Backstroke
50 m	men	women
100 m	men	women
200 m	men	women
Breaststroke
50 m	men	women
100 m	men	women
200 m	men	women
Butterfly
50 m	men	women
100 m	men	women
200 m	men	women
Individual medley
100 m	men	women
200 m	men	women
400 m	men	women
Freestyle relay
4×50 m	men	women
4×100 m	men	women
4×200 m	men	women
Medley relay
4×50 m	men	women
4×100 m	men	women
Mixed relay
4×50 m	freestyle	medley
v t e

The Women's 400 metre freestyle competition of the 2014 FINA World Swimming Championships (25 m) was held on 5 December.^[1]

Prior to the competition, the existing world and championship records were as follows.

	Name	Nation	Time	Location	Date
World record	Mireia Belmonte	Spain	3:54.52	Berlin	11 August 2013
Championship record	Katie Hoff	United States	3:57.07	Dubai	17 December 2010

The following records were established during the competition:

Date	Event	Name	Nation	Time	Record
5 December	Final	Mireia Belmonte	Spain	3:55.76	CR

The heats were held at 12:32.^[2]

Rank	Heat	Lane	Name	Nationality	Time	Notes
1	6	4	Mireia Belmonte	Spain	4:00.29	Q
2	5	4	Sharon van Rouwendaal	Netherlands	4:00.60	Q
3	5	8	Zhang Yufei	China	4:00.86	Q
4	6	6	Elizabeth Beisel	United States	4:01.33	Q
5	5	3	Jazmin Carlin	Great Britain	4:01.37	Q
6	5	5	Chihiro Igarashi	Japan	4:01.72	Q
7	5	6	Leah Neale	Australia	4:02.03	Q
8	6	9	Boglárka Kapás	Hungary	4:02.30	Q
9	4	3	Lindsay Vrooman	United States	4:02.63
10	5	1	Kylie Palmer	Australia	4:02.86
11	6	2	Sarah Köhler	Germany	4:03.59
12	6	7	Hannah Miley	Great Britain	4:03.82
13	4	5	Anja Klinar	Slovenia	4:04.24
14	5	0	Julie Lauridsen	Denmark	4:04.88
15	4	4	Chiara Masini Luccetti	Italy	4:05.01
16	4	1	Emily Overholt	Canada	4:06.44
17	6	3	Cao Yue	China	4:06.88
18	4	2	Jéssica Cavalheiro	Brazil	4:07.19
19	4	7	Gaja Natlačen	Slovenia	4:07.68
20	4	6	Asami Chida	Japan	4:07.70
21	5	7	Leonie Beck	Germany	4:08.15
22	6	1	Julia Hassler	Liechtenstein	4:08.69
23	4	8	Manuella Lyrio	Brazil	4:08.73
24	3	6	Ayumi Macias	Mexico	4:09.76
25	2	7	Nguyễn Thị Ánh Viên	Vietnam	4:09.80
26	3	4	Claudia Hufnagl	Austria	4:11.07
27	3	3	Inga Cryer	Iceland	4:11.61
28	3	5	Monique Olivier	Luxembourg	4:11.96
29	4	0	Yana Martynova	Russia	4:12.35
29	4	9	Samantha Arévalo	Ecuador	4:12.35
31	5	9	Joanna Evans	Bahamas	4:13.83
32	6	0	Elena Sokolova	Russia	4:14.17
33	2	2	Valerie Gruest	Guatemala	4:14.75
34	3	2	Montserrat Ortuno	Mexico	4:15.49
35	3	1	Elisbet Gamez	Cuba	4:17.51
36	3	8	Veronika Kolníková	Slovakia	4:19.88
37	2	3	Tuana Bahtoğl	Turkey	4:20.92
38	2	5	Daniela Miyahara	Peru	4:22.39
39	2	1	Lani Cabrera	Barbados	4:23.22
40	3	0	Erika García	Peru	4:23.44
41	2	6	Malavika Vishwanath	India	4:24.19
42	3	7	Esra Kaçmaz	Turkey	4:26.15
43	2	4	Cecilia Eystrudal	Faroe Islands	4:27.03
44	3	9	Rebeca Quinteros	El Salvador	4:28.84
45	2	8	Elena Giovanni	San Marino	4:29.13
46	1	4	Yara Lima	Angola	4:33.79
47	2	0	Anusha Sanjeev	India	4:35.47
48	1	5	San Khant Khant Su	Myanmar	4:43.19
49	1	3	Meryem Bada	Morocco	4:44.50
50	1	6	Victoria Chentsova	Northern Mariana Islands	4:47.05
51	1	7	Diana Basho	Albania	4:47.52
52	1	2	Samantha Roberts	Antigua and Barbuda	4:59.52
53	1	1	Chamodi de Fonseka	Sri Lanka	5:01.43
—	2	9	Elisa Bernardi	San Marino		DNS
—	5	2	Rieneke Terink	Netherlands		DNS
—	6	5	Katinka Hosszú	Hungary		DNS
—	6	8	Diletta Carli	Italy		DNS

The final was held at 19:45.^[3]

Rank	Lane	Name	Nationality	Time	Notes
	4	Mireia Belmonte	Spain	3:55.76	CR
	5	Sharon van Rouwendaal	Netherlands	3:57.76
	3	Zhang Yufei	China	3:59.51
4	7	Chihiro Igarashi	Japan	3:59.59
5	8	Boglárka Kapás	Hungary	4:00.27
6	2	Jazmin Carlin	Great Britain	4:02.32
7	6	Elizabeth Beisel	United States	4:03.83
8	1	Leah Neale	Australia	4:06.45